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previously placed in the Order: CEPHALASPIDEA, in the Subclass:
OPISTHOBRANCHIA
Class : Gastropoda Cuvier, 1797
Subclass: Heterobranchia J.E. Gray, 1840
informal group: Lower Heterobranchia (Allogastropoda) Haszprunar, 1985
according to Bouchet & Rocroi (2005) is the superfamily Acteonoidea no more in the Order Cephalaspidea
Superfamily: Acteonoidea d'Orbigny, 1843
Family: Aplustridae J.E. Gray, 1847
Hydatina amplustre |
Micromelo scriptus |
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Class: Gastropoda Cuvier, 1797
Subclass: Heterobranchia J.E. Gray, 1840
Clade: Euthyneura Spengel, 1881
Superorder: Euopisthobranchia Jörger et al., 2010
Order: Cephalaspidea P. Fischer, 1883
Superfamily: Bulloidea J.E. Gray, 1827
Family: Bullidae J.E. Gray, 1827
Bulla peasiana |
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Superfamily: Haminoeoidea Pilsbry, 1895
Family: Haminoeidae Pilsbry, 1895
Atys semistriatus |
Diniatys dubius |
Lamprohaminoea cymbalum |
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Superfamily: Philinoidea Gray, 1850
Family: Aglajidae Pilsbry, 1895 (1847)
Chelidonura alisonae |
Chelidonura hirundinina |
Philinopsis speciosa |
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Family: Gastropteridae Swainson, 1840
Sagaminopteron psychedelicum |
Siphopteron quadrispinosum |
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